https://papers.ssrn.com/sol3/papers....act_id=3589805

CONCLUSION
To the best of the researchers’ knowledge, this is the first
retrospective study which determines the association of Vitamin
D status and COVID-19 mortality outcome. Older and male cases
with pre-existing condition and below normal Vitamin D levels
were associated with increasing odds of death. When controlling
for age, sex, and comorbidity, Vitamin D status is strongly
associated with COVID-19 mortality outcome of cases

А ну швидко всі загорати, замість того щоб срать в інтернеті !!